<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>bouncing-loader</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body,html {
            display: flex;
            height: 100%;
            align-items: center;
            justify-content: center;
        }
        .bouncing-loader {
            display: flex;
            justify-content: center;
            width: 150px;
        }
        .bouncing-loader-item {
            width: 16px;
            height: 16px;
            margin: 3rem .2rem;
            background-color: #0b16f1;
            border-radius: 50%;
            animation: bouncingLoader 0.6s infinite alternate;
        }
        .bouncing-loader-item:nth-child(2) {
            animation-delay: .2s;
        }
        .bouncing-loader-item:nth-child(3){
            animation-delay: .4s;
        }
        @keyframes bouncingLoader {
            to {
                opacity: .1;
                transform: translate3d(0,-16px,0);
            }
        }
    </style>
</head>
<body>
    <div class="bouncing-loader">
        <div class="bouncing-loader-item"></div>
        <div class="bouncing-loader-item"></div>
        <div class="bouncing-loader-item"></div>
    </div>
</body>
</html>